package com.ldk.api;

import org.springframework.beans.BeansException;
import org.springframework.beans.factory.NoSuchBeanDefinitionException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;


/**
 * @author xwl
 * @filename SpringContextUtil.java
 * @date 2015-04-22
 * @time 18:10 P.M
 * @version 1.0
 */
public class SpringContextUtil implements ApplicationContextAware  {

	private static ApplicationContext applicationContext; //Spring应用上下文环境


	public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
		SpringContextUtil.applicationContext = applicationContext;
	}


	public static ApplicationContext getApplicationContext() {
		return applicationContext;
	}


	public static Object getBean(String name) throws BeansException {
		return applicationContext.getBean(name);
	}


	public static Object getBean(String name, Class requiredType) throws BeansException {
		return applicationContext.getBean(name, requiredType);
	}

	public static boolean containsBean(String name) {
		return applicationContext.containsBean(name);
	}


	public static boolean isSingleton(String name) throws NoSuchBeanDefinitionException {
		return applicationContext.isSingleton(name);
	}


	public static Class getType(String name) throws NoSuchBeanDefinitionException {
		return applicationContext.getType(name);
	}


	public static String[] getAliases(String name) throws NoSuchBeanDefinitionException {
		return applicationContext.getAliases(name);
	}

}
